Questions regarding computer-specific terms and jargon. Make sure you show research effort and that your question can be objectively answered.

learn more… | top users | synonyms

-2
votes
1answer
22 views

What does the N stand for in the keyboard shortcut for Chrome's Incognito mode?

The shortcut for Chrome's Incognito mode is Control + Shift + N. Why an "N"? I know in Firefox, it's Control + Shift + P and the P stands for "Private" (browsing).
289
votes
5answers
49k views

What does the “Fi” in “Wi-Fi” mean?

I just got into a heated discussion about Wi-Fi. What does the Fi in Wi-Fi mean? I would have thought potentially "frequency interface" since all network adapters are classified as interfaces. However ...
1
vote
1answer
51 views

Are “PAN” (Personal Area Network) and “ad-hoc network” two terms for the same thing?

When searching the Internet for help solving various issues involving networking my devices via Bluetooth and/or Wi-Fi it seems that the terms "ad-hoc network" and "personal area network" (PAN) are ...
0
votes
1answer
47 views

Can a computer with one Wi-Fi adapter both connect to a Wi-Fi network and share Internet over Wi-Fi?

I will explain my use case but I am asking about what is technically available with Wi-Fi technology, so please don't submit alternative solutions as answers. I have a MacBook Air and a cheap Windows ...
0
votes
3answers
125 views

What does Bytes In / Out mean?

When viewing performance metrics for a computer, you might see something like "Bytes In" or "Bytes Out". What does this mean, and how does this related to "Upload" and "Download"? Is it "Bytes In = ...
-1
votes
1answer
43 views

What is the difference between terminal and tty?

I have seen these two terms use interchangeably. What do they represent?
-1
votes
1answer
16 views

Use of “webmaster” title [closed]

Ok.. There are real questions out there about real problems to be answered.. but, I decided to throw this one.. since sometimes it helps to chill a little from everyday's stuff. My mind was wandering ...
0
votes
1answer
100 views

Whats the difference between WLED and LED in displays?

I want to buy a laptop which have LED backlit display but there are other laptops better than that with WLED backlit display having same price tag. Can anyone explain me what's the difference between ...
-4
votes
4answers
190 views

What is pirated software? [closed]

I'm planning to write an article about software-terminology based on software-license in which I also want to include about pirated software which requires clear/exact understanding and meaning of ...
0
votes
2answers
703 views

What exactly is a “network boundary?”

The term “network boundary” is used in various Wikipedia articles and other sources, but I haven’t found an explicit definition anywhere. (Google, Stack Exchange, OneLook, Tech Terms Computer ...
72
votes
2answers
26k views

What is the difference between 4K, UHD and QHD? Do we agree on one official resolution?

Nowadays it seems that Full HD isn’t enough anymore and the terms “4K,” “QHD” and “UHD” are thrown around interchangeably. At the same time, there is not just one “4K” resolution in the catalogs. I ...
1
vote
2answers
77 views

Correct distinction between “extension”, “theme”, “addon”, etc?

In my understanding—which I admit may be limited in this regard, hence why I'm asking here—although there is no strict or standardised set of definition(s) or distinction(s), a generally accepted ...
1
vote
2answers
337 views

What's the correct terminology for + email alias?

I'm trying to find a email host that supports aliases in the form of hello+world@yourdomain.com that will automatically send to hello@yourdomain.com. I know that Google Apps and Office365 both seem ...
0
votes
1answer
32 views

What's the relationship between multiplexer and terminal?

Recently, I learned there's this tmux tool. in wiki, it defines tmux is a terminal multiplexer and I kinda get the idea of what it is capable of. But I'm a little confused about the relationship ...
2
votes
1answer
44 views

How do I phrase what I'm looking for here?

There is a feature I'm looking for on Windows in the command prompt - and I don't think it exists - but rather than looking to see whether it exists in any way - I'm looking to see how to properly ...
0
votes
2answers
124 views

How can WYSIWYG editors directly edit HTML? [closed]

I was reading an old Lifehacker article titled, "Five Best WYSIWYG HTML Editors", and it got me thinking. It seems to me that the phrase WYSIWYG editor that can also directly edit HTML is a ...
1
vote
0answers
23 views

web developing terminology (navigation) [closed]

Okay when programming a website you come across options like to use Ajax or not to use ajax. Ajax is the ability to load the result of a resource such as PHP without reloading the page. What is the ...
2
votes
3answers
274 views

What is the difference between terminal and bash? [duplicate]

When I open Terminal Window in Mac OS X, I can type bash and hit enter and I will see: Last login: Fri Feb 20 14:30:56 on ttys000 Korays-MacBook-Pro:~ koraytugay$ bash bash-3.2$ I can for example ...
0
votes
1answer
2k views

Why is the FIN flag in TCP called FIN?

There are some flags in TCP. I already understand what other flag names come from, such as SYN stands for synchronization. I also know that FIN is used to close a connection. What I don't understand ...
0
votes
2answers
332 views

What's the name of the box that appeared before “PCI Devices Listing” and “Verifying DMI Pool Data”?

Some 20 years ago computers used to come with a hardware setup that after BIOS POST but before booting from the disk or device, they showed a box made by ascii "box drawing characters" art, one like ...
0
votes
2answers
59 views

What is a general term to describe total units transferred?

I've been seeing the term "bandwidth" abused in recent years, especially by telecommunications companies. People refer to transfer caps as "bandwidth caps", but bandwidth describes a rate not a ...
1
vote
1answer
232 views

Is there a difference between a program “crashing” and a program that has stopped responding?

I find myself getting confused with these two terms. I had originally thought that when a program "crashes", it automatically quits and the process is killed. But when the program stops responding, it ...
9
votes
3answers
2k views

What does fCK (RAM memory speed) stand for?

Looking at the specification of a RAM memory module from Kingston, it says: 800MHz fCK for 1600Mb/sec/pin What does "fCK" stand for?
1
vote
2answers
59 views

What is a term for an OS command? [closed]

What is a name denoting something which executes (normally in a separate address space), accepts an input, generates output and exit code? I'd name this "Unix command", but there may be also say "...
14
votes
3answers
4k views

What is the hexadecimal system?

What is the hexadecimal system and why is it used so much in computing? I know that computers use 0s and 1s to store data, so how come we use hexadecimal?
0
votes
2answers
163 views

RAID terminology

In the most general sense what is an array and what is a group (also what's a virtual drive)? From here: Redundant array of independent disks (RAID) is a storage technology used to improve the ...
0
votes
1answer
490 views

What is “2LUN” mode in connection with RAID?

I've came across RAID products that also list JBOD (just a bunch of disks) mode and 2LUN mode. What the heck is 2LUN mode? I could not find a description; the closest thing seems to be LUN 'logical ...
0
votes
2answers
58 views

How to call something between a bridge and a router?

A proper router: Different IP subnetworks each sides; Sends packets from single MAC address; Does not require promiscuous mode; Broadcasts are not usually propogated; Maintains table of IP-MAC ...
16
votes
3answers
3k views

What is “Fog computing”?

I'm reading a work on Cloud services and it touches briefly upon "Fog computing" as an example of possible future development branch of software-hardware infrastructure, without specifying what it is ...
1
vote
3answers
142 views

CISC and VLIW, and instruction and opcode

From http://en.wikipedia.org/wiki/Instruction_set CISC processors include "complex" instructions in their instruction set. A single "complex" instruction does something that may take many ...
9
votes
2answers
2k views

What's the difference between “anti-virus”, “anti-malware” and “anti-spyware” tools?

Many products (such as Norton or McAfee) advertise as "anti-virus" tools or suites, while others advertise as "anti-malware" (like Malwarebytes), and even more as "anti-spyware" (Spybot S&D). Are ...
3
votes
1answer
8k views

SSHD HMAC Configuration

I have read and understand the posting from here, Secure Configuration of Ciphers/MACs/Kex available in SSH. However, I would like to know what the /etc/sshd_config configuration would look like ...
2
votes
1answer
138 views

Technical name of commands like Alt+F4, Ctrl+Alt+DEL, Alt+Tab

I want to learn about those commands in Windows Explorer, and I was wondering if there is a technical name for them, so I can look up for some documentation, as I couldn't find any. Thanks!
1
vote
2answers
107 views

Why do we say 'PC and MAC' [closed]

The Macintosh marketed as Mac, is a line of personal computers (PCs) What's more, MACs are personal computers. Then why distinguish between PC and MAC?
3
votes
3answers
3k views

What does one call a NON-wireless router?

I want to buy a simple ethernet router. Every online store I try I get those that include Wi-Fi. Still I can explicitly state that I want Wi-Fi, I can't state that I only want a non-Wi-Fi router. Is ...
1
vote
2answers
60 views

Name for time period between boot and shutdown (login/logout is to “session” like boot/shutdown is to ???)

The time between login and logout is called a "user session", "login session" or simply "session". Is there a similar specific name for an OS "session", i.e. the period of time between boot and ...
1
vote
2answers
257 views

Does external HDD RAID closure exists not primarily for portability?

Is there such a class of hardware in which you can install multiple HDDs set up as RAID, while the unit maintains their ventilation and power consumption, independently of a computer? External HDD ...
3
votes
4answers
1k views

Is DLL executable?

Question of terminology and classification. Is DLL an "executable file"? http://en.wikipedia.org/wiki/Executable
16
votes
2answers
65k views

SSD, SD, eMMC, Raw NAND what are the differences?

so the underlying technology with SSD, eMMC, SD, USB Flash etc... is NAND flash correct? So is the difference between all of them just the way controllers are implemented? Or are the technologies ...
25
votes
5answers
5k views

What does it mean for software to run natively?

I've been wondering what it means for software to run natively. What exactly is such software and how is it different from software that does not run natively? How can I tell if a given peice of ...
1
vote
2answers
8k views

What is ecosystem in IT world? [closed]

I am an IT engineer and I've been asked a few days ago a question on which I was unable to answer. I've started looking on the Internet for it, and unfortunately I didn't find anything. The friend of ...
28
votes
4answers
17k views

What exactly is VGA, and what is the difference between it and a video card?

Operating system development tutorials pinpoint reaching screen data by writing directly to VGA or EGA or Super VGA, but what I do not get is what is the real difference between writing to a fixed ...
19
votes
8answers
1k views

What's the meaning of “foo”? [closed]

I've been here around 4 months and several times I saw that people use foo but I don't know what it means. I would like others to explain me about this variable... Why is it important? How do I use ...
18
votes
3answers
679 views

Is there a name for the text that shows up at the front of each command in a CLI?

For example, in Ubuntu when I start up a terminal, it says: username@computer:~$ And in Windows: C:\Users\Username> Is there a formal way to refer to that text?
0
votes
0answers
57 views

“Thermal Delay” Cooling

I was wondering if someone can define the term Thermal Delay for me? I got the basics, but I cant really seem to find a solid and trustworthy website too fill out the holes in my knowledge.
1
vote
3answers
63 views

What's the correct term for this network connection? [closed]

What is the correct general term for the network connection on mobile devices that can connect to networks via telecoms links? Question asked "my device is not connecting to my local web server here"....
5
votes
2answers
9k views

What are 'Toasts' or 'Toast Notifications' in Windows 8?

I have seen the term 'Toast' used in the Windows 8 context. I have also seen them referred to as 'Toast Notifications'. What exactly are 'Toasts' in Windows 8?
2
votes
1answer
1k views

What is the difference between “load” and “fetch”?

I often encounter the words load and fetch in contexts where data are being read from some source, and they seem to have slightly different meanings. What's the difference? I've done some research ...
4
votes
1answer
5k views

How does uploading a file actually work?

Uploading is described as transferring a file(s) like photo, audio file etc. to a server on the web. I wonder a couple of things how uploading occurs as network/communication means. For example, when ...
3
votes
2answers
1k views

Terminology used for CPU/Processors

Suppose a system has 4 Intel Xeon processors each having 10 physical cores with HyperThreading enabled which makes a total of 80 cores Now it is completely confusing when in documentation they start ...